It is difficult to buy Xueba supplementary books from Gansu Publishing House and Jiangsu Publishing House. According to relevant public information, Xueba published by Gansu Children's Publishing House has a good title and a high price. Xueba of Jiangsu Phoenix Publishing House has lectures and exercises, but the price is a bit low. Gansu Children's Publishing House was established in Lanzhou in June, 1985. Bing Xin wrote his name for Gansu Children's Publishing House, Jiangsu Phoenix Fine Arts Publishing House, and his business scope includes publishing picture books, cartoons and New Year pictures.